.wx-flex{
  display: flex;
}
.wx-flex-auto{
  flex: 1;
}
.wx-flex-sb{
  justify-content: space-between;
}
.wx-flex-column{
  flex-direction: column;
}

.identicon {
  padding: 5px;
  background: #eee;
  display: inline-block;
}
.identicon:after {
  content: '';
  clear: both;
  display: block;
}
.identicon div {
  float: left;
  height: 5px;
  background: #eee;
  width: 5px;
  float: left;
}
.identicon div:nth-child(5n + 1) {
  clear: both;
}
.identicon div[data="1"] {
  background: red;
}
.identicon div[data="0"] {
  background: #eee !important;
}